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			          Prehistoric religion - Wikipedia, the free encyclopedia
			           
 Prehistoric religion is a general term for the religious beliefs and practices of prehistoric peoples. More specifically it encompasses Paleolithic religion, Mesolithic religion, Neolithic religion and Bronze Age religion. https://en.wikipedia.org/wiki/Prehistoric_religion
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			          Religion in the Ancient World - Ancient History Encyclopedia
			           
 Religion (from the Latin Religio, meaning 'restraint', or Relegere, according to Cicero, meaning 'to repeat, to read again', or, most likely, Religionem, to show respect for what is sacred) is an organized system of beliefs and practices revolving around, or leading to, a transcendent spiritual experience. http://www.ancient.eu/religion/
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			          10 Forgotten Ancient Religions
			           
 The ancient world was home to a huge variety of religions and belief systems. Most have faded away, their temples and statues vanished or half-sunk in the desert sand, their gods barely remembered. The religions on this list were all founded before most of the main religions of today (Christianity, Hinduism, Islam) and most of them have completely died out - although some are being revived by new practitioners. http://listverse.com/2013/10/04/10-forgotten-ancient-religions/
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			          Prehistoric Religion
			           
 It would appear that religion in some form or other has been an essential element in the life and culture of humankind throughout the ages, going back far beyond the threshold of history. http://www.meta-religion.com/World_Religions/Ancient_religions/prehistoric_religion.htm#.Vjj4tLerSUk
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			          Religion as a Product of Psychotropic Drug Use - The Atlantic
			           
 How much of religious history was influenced by mind-altering substances? http://www.theatlantic.com/health/archive/2013/12/religion-as-a-product-of-psychotropic-drug-use/282484/
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			          Egyptian Religion - Britannica
			           
 Indigenous beliefs of ancient Egypt from predynastic times (4th millennium bce) to the disappearance of the traditional culture in the first centuries ce. http://www.britannica.com/topic/ancient-Egyptian-religion
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			          Gods and Goddesses
			           
 Gods and Goddesses - Explore Gods of Ancient Egypt. http://www.ancientegypt.co.uk/gods/explore/main.html
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			          Prehistoric Religion - Britannica
			           
 The beliefs and practices of Stone Age peoples. General characteristics Burial customs and cults of the dead The oldest known burials can be attributed to the Middle Paleolithic. http://www.britannica.com/topic/prehistoric-religion
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			          Archaeology and Early History
			           
 Archaeology and Early History: Religion - Prehistoric religion. http://www.dartfordarchive.org.uk/early_history/religion.shtml
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			          Ancient Rituals Still Practiced Toady
			           
 Here are three types of ancient rituals that are still practiced worldwide, what they purport to accomplish, and what their practice means in today's world. https://curiousmatic.com/three-types-ancient-religious-rituals-still-practiced-today/